________ use DC voltage to attract dust and contaminants to an electrically charged media or plate
A) Electronic air cleaners B) HEPA filters
C) Ultraviolet lights D) Pleated filters
A
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Which tailpipe emission does a DPF attempt to minimize?
A. PM B. VOCs C. CO D. NOx
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__________ __________ can display voltage and amperage over time, making them very useful for testing sensors and other components.
Fill in the blank(s) with the appropriate word(s).
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Most people spend over ____% of their lives indoors.
A. 60 B. 70 C. 80 D. 90
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?In a parallel circuit, there is more than one path for electricity to follow.
Answer the following statement true (T) or false (F)
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